Parabolic aerial



noun
1.
a formal name for dish aerial

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  • Parabolical

    [par-uh-bol-ik] /ˌpær əˈbɒl ɪk/ adjective 1. of, relating to, or involving a . /ˌpærəˈbɒlɪk/ adjective 1. of, relating to, or shaped like a parabola 2. shaped like a paraboloid: a parabolic mirror /ˌpærəˈbɒlɪk/ adjective 1. of or resembling a parable adj. mid-15c., from Late Latin parabolicus, from late Greek parabolikos “figurative,” from parabole (see parable). […]

  • Parabolically

    [par-uh-bol-ik] /ˌpær əˈbɒl ɪk/ adjective 1. of, relating to, or involving a . /ˌpærəˈbɒlɪk/ adjective 1. of, relating to, or shaped like a parabola 2. shaped like a paraboloid: a parabolic mirror /ˌpærəˈbɒlɪk/ adjective 1. of or resembling a parable adj. mid-15c., from Late Latin parabolicus, from late Greek parabolikos “figurative,” from parabole (see parable). […]



  • Parabolic antenna

    parabolic antenna (pār’ə-bŏl’ĭk) An antenna used for sending or receiving radio signals that uses the principle of a parabolic mirror to focus incoming signals onto one reception point or direct the emissions of signals from a focal source point into a directed beam. Parabolic antennae are used extensively in radio communications, especially with satellites, and […]

  • Parabolic mirror

    parabolic mirror A cone-shaped concave mirror with a rounded-off tip, whose cross-section is shaped like the tip of a parabola. Most of the light, radio waves, sound, and other radiation that enter the mirror straight on is reflected by the surface and converges on the focus of the parabola, where being concentrated, it can be […]



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